Epic2112@lemmy.world to No Stupid Questions@lemmy.world · edit-21 year agoIf incandescent lightbulbs have a vacuum inside, why do they get so hot on the outside?message-squaremessage-square33fedilinkarrow-up199arrow-down12file-text
arrow-up197arrow-down1message-squareIf incandescent lightbulbs have a vacuum inside, why do they get so hot on the outside?Epic2112@lemmy.world to No Stupid Questions@lemmy.world · edit-21 year agomessage-square33fedilinkfile-text
Why not 1 atm?